In our 14-year-old professional activity we have taken over first on freelance base by Mr. Andre Hahn personally and since 2009 as TGAP Hahn UG (liability-limited) for numerous engineer's offices, executive companies and developers the following planning missions and have explained:
Military buildings / prison
- Prison Moabit / planning and supervision of heating, culinary-technical, security-technical, sanitary and electrical conversion of several construction entertainment measures (client: Senatsverwaltung für Stadtentwicklung Berlin)
- Prison Moabit / planning and supervision of heating, sanitary and ventilation basic repair of the part institution III (client: Senatsverwaltung für Stadtentwicklung Berlin)